1: νέος
(Strong's #3501 — Adjective — neoteros — neh'-os, neh-o'-ter-os )

for which see No. 1, above, occurs in Luke 15:12,13; 22:26; 1—Timothy 5:1 ("younger men"); 5:2, feminine; 1—Timothy 5:11 , "younger (widows);" 1—Timothy 5:14 , "younger (widows)," RV, marg. and AV, "younger (women)" (see WIDOW); 1—Peter 5:5 . For Titus 2:6 see YOUNG , No. 1.

2: ἐλάσσων
(Strong's #1640 — Verb — elasson — el-as'-sone, el-at'-tone )

is rendered "younger" in Romans 9:12 : see LESS.